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diff --git a/gfx/angle/src/libANGLE/renderer/d3d/d3d11/Fence11.h b/gfx/angle/src/libANGLE/renderer/d3d/d3d11/Fence11.h
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index 000000000..595978885
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+++ b/gfx/angle/src/libANGLE/renderer/d3d/d3d11/Fence11.h
@@ -0,0 +1,59 @@
+//
+// Copyright (c) 2013 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// Fence11.h: Defines the rx::FenceNV11 and rx::FenceSync11 classes which implement rx::FenceNVImpl and rx::FenceSyncImpl.
+
+#ifndef LIBANGLE_RENDERER_D3D_D3D11_FENCE11_H_
+#define LIBANGLE_RENDERER_D3D_D3D11_FENCE11_H_
+
+#include "libANGLE/renderer/FenceNVImpl.h"
+#include "libANGLE/renderer/FenceSyncImpl.h"
+
+namespace rx
+{
+class Renderer11;
+
+class FenceNV11 : public FenceNVImpl
+{
+ public:
+ explicit FenceNV11(Renderer11 *renderer);
+ ~FenceNV11() override;
+
+ gl::Error set(GLenum condition) override;
+ gl::Error test(GLboolean *outFinished) override;
+ gl::Error finish() override;
+
+ private:
+ template<class T> friend gl::Error FenceSetHelper(T *fence);
+ template<class T> friend gl::Error FenceTestHelper(T *fence, bool flushCommandBuffer, GLboolean *outFinished);
+
+ Renderer11 *mRenderer;
+ ID3D11Query *mQuery;
+};
+
+class FenceSync11 : public FenceSyncImpl
+{
+ public:
+ explicit FenceSync11(Renderer11 *renderer);
+ ~FenceSync11() override;
+
+ gl::Error set(GLenum condition, GLbitfield flags) override;
+ gl::Error clientWait(GLbitfield flags, GLuint64 timeout, GLenum *outResult) override;
+ gl::Error serverWait(GLbitfield flags, GLuint64 timeout) override;
+ gl::Error getStatus(GLint *outResult) override;
+
+ private:
+ template<class T> friend gl::Error FenceSetHelper(T *fence);
+ template<class T> friend gl::Error FenceTestHelper(T *fence, bool flushCommandBuffer, GLboolean *outFinished);
+
+ Renderer11 *mRenderer;
+ ID3D11Query *mQuery;
+ LONGLONG mCounterFrequency;
+};
+
+}
+
+#endif // LIBANGLE_RENDERER_D3D_D3D11_FENCE11_H_